TAG: map

USGS map locates lava flows before an eruption

December 1, 2017By
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New U.S. Geological Survey (USGS) maps show areas that could be affected by Mauna Loa lava flows — information critical for response planning. Each zone identifies a segment of the volcano that could erupt lava and send flows downslope. The volcano has erupted 33 times since 1843. Typically, eruptions began in the summit caldera, with a curtain of fire (a... read more

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Esri releases 3D ‘Peaks and Valleys’ map

March 21, 2017By
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Esri released “Peaks and Valleys,” a 3D Story Map that displays the highest and lowest point on the planet. The map features the heights and descriptions of these points. It takes viewers on a journey through mountain ranges and valleys in the Americas, Africa, Europe, Australia, Antarctica and the Pacific — from Mount Everist to the Challenger Deep. “Our planet’s... read more

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